<?php

class ImportController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to 'column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='column2';

	/**
	 * @var CActiveRecord the currently loaded data model instance.
	 */
	private $_model;

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			array('allow',  // allow all users to perform 'index' and 'view' actions
				'actions'=>array('index','view'),
				'users'=>array('*'),
			),
			array('allow', // allow authenticated user to perform 'create' and 'update' actions
				'actions'=>array('create','update','getdetail'),
				'users'=>array('@'),
			),
			array('allow', // allow admin user to perform 'admin' and 'delete' actions
				'actions'=>array('admin','delete'),
				'users'=>array('admin'),
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 */
	public function actionView(){
		if(!import::model()->exists('cargo_id=:cargo_id',array(':cargo_id'=>$_GET['cargo_id'])))
			$this->redirect(array('create','cargo_id'=>$_GET['cargo_id']),true);		
		$this->render('view',array(
			'model'=>$this->loadModel(),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionGetDetail(){
		$model = $this->loadModel();
		$this->widget('zii.widgets.CDetailView', array(
    			'data'=>$model,
    			'attributes'=>array(
        			'eta:date',             
        			'jobno',        
        			'shipping_line.cname',  
					'origin',
					'freight_info',
					'permit_ref',
					'mawb',
					'hawb',
					'desc',
    			),
			));
	}
	public function actionCreate()
	{
		$model['import'] = new import;
		$company = new company('search');
		$model['cargo'] = cargo::model()->findByPk($_GET['cargo_id']);
		if($model['cargo'] == null)
			throw new CHttpException(404,'The requested page does not exist.');
		$model['import']->cargo_id = $model['cargo']->id;
		$model['courier'] = $model['cargo']->courier;
		$model['import']->clearing_agent = isset($_GET['company_id'])?$_GET['company_id']:0;
		if(isset($_GET['searchText']))
			$company->cname = $_GET['searchText'];
		if(isset($_POST['import']))
		{
			$model['import']->attributes=$_POST['import'];
			$this->AssignData($model['courier'],'cargo_courier_ref');
			$this->validateModels($model,array('loading_agent'=>'loading_agent_name','clearing_agent'=>'clearing_agent_name'));
			$ajax = (isset($_POST['ajax']) && $_POST['ajax']==='import-form' && Yii::app()->request->isAjaxRequest)?true:false;
			$transaction = Yii::app()->db->beginTransaction();
			try{
				if(!$model['import']->save())
					throw new Exception('Saving Error');
				if(!$model['cargo']->AddMany($model['courier'],'cargo_id'))
					throw new Exception('Saving relation error');
				$transaction->commit();
				if($ajax) {
					echo CJSON::encode(array('id'=>$model['import']->id));
					Yii::app()->end();
				}
				else
					$this->redirect(array('view','id'=>$model['import']->id));
				
			}
			catch(Exception $e) {
				$transaction->rollback();
            	if($ajax){
            		echo CJSON::encode(array('formerror'=>$e->getMessage()));
            		Yii::app()->end();
            	}
			}
			
		}
		if(Yii::app()->request->isAjaxRequest) {
			echo $this->renderPartial('create',array('model'=>$model,'company'=>$company),true,true);
			Yii::app()->end();
		}
		$this->render('create',array(
			'model'=>$model,
			'company'=>$company
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionUpdate()
	{
		$model['import'] = $this->loadModel();
		$company = new company('search');
		$model['cargo'] = $model['import']->cargo;
		$model['courier'] = $model['cargo']->courier;
		if(isset($_GET['searchText']))
			$company->cname = $_GET['searchText'];

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['import']))
		{
			$model->attributes=$_POST['import'];
			$this->validateModels($model,array('shipping_line_id'=>'shipping_line_name'));
			if($model->save()){
				if(isset($_POST['ajax']) && $_POST['ajax']==='import-form' && Yii::app()->request->isAjaxRequest){
					echo CJavaScript::jsonEncode(array('id'=>$model->id));
					Yii::app()->end();
				}
				else
					$this->redirect(array('cargo/view','id'=>$model->cargo_id));
			}
		}
		if(Yii::app()->request->isAjaxRequest) {
			echo $this->renderPartial('update',array('model'=>$model,'company'=>$company),true,true);
			Yii::app()->end();
		}
		$this->render('update',array(
			'model'=>$model,
			'company'=>$company,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'index' page.
	 */
	public function actionDelete()
	{
		if(Yii::app()->request->isPostRequest)
		{
			// we only allow deletion via POST request
			$this->loadModel()->delete();

			// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
			if(!isset($_GET['ajax']))
				$this->redirect(array('index'));
		}
		else
			throw new CHttpException(400,'Invalid request. Please do not repeat this request again.');
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('import');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new import('search');
		if(isset($_GET['import']))
			$model->attributes=$_GET['import'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 */
	public function loadModel()
	{
		if($this->_model===null)
		{
			if(isset($_GET['id']))
				$this->_model=import::model()->findbyPk($_GET['id']);
			if($this->_model===null)
				throw new CHttpException(404,'The requested page does not exist.');
		}
		return $this->_model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='import-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
